Home / 7,876,899.70-11,814,299.70-2,196,648.34

Finding the Fourth Proportional to 7,876,899.70, 11,814,299.70 and 2,196,648.34

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Solution

The fourth proportional to 7,876,899.70, 11,814,299.70 and 2,196,648.34 is: 3,294,679.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,899.70 : 11,814,299.70 = 2,196,648.34 : x
  2. Step 2: Convert to fraction form
    7,876,899.70/11,814,299.70 = 2,196,648.34/x
  3. Step 3: Cross multiply
    7,876,899.70x = 11,814,299.70 × 2,196,648.34
  4. Step 4: Simplify right side
    7,876,899.70x = 25,951,861,824,267.50
  5. Step 5: Solve for x
    x = 25,951,861,824,267.50/7,876,899.70
  6. Step 6: Final answer
    x = 3,294,679.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.